| 41. | Liquid fuel lanterns remain popular where the fuel is easily obtained and in common use.
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| 42. | The test moved Goddard an important step closer to launching a rocket with liquid fuel.
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| 43. | The two storable liquid fuel core stages used Aerozine 50 fuel and nitrogen tetroxide oxidizer.
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| 44. | The IMSR instead uses liquid fuel at low pressure.
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| 45. | But officials explained that the fuel pumps are typically submerged in liquid fuel that cannot ignite.
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| 46. | :: How about room-temperature liquid fuels and oxidizers?
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| 47. | The Valiant missile was anticipated to weigh 85 tons and to use three liquid fuel stages.
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| 48. | His research interests are gas to liquid fuels.
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| 49. | Batteries and supercapacitors especially have relatively low energy densities compared to liquid fuels such as gasoline.
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| 50. | And a liquid fuel rocket facility used to build and test rocket engines was severely damaged.
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